<template>
  <!-- <nav>
    <router-link to="/">Home</router-link> |
    <router-link to="/about">About</router-link>
  </nav> -->
  <router-view v-if="isRouterShow" />
</template>


<script>
export default {
  provide() {
    // 父组件中返回要传给下级的数据
    return {
      refresh: this.reload,
    };
  },
  data() {
    return {
      isRouterShow: true,
    };
  },
  methods: {
    reload() {
      this.isRouterShow = false;
      this.$nextTick(function () {
        this.isRouterShow = true;
      });
    },
  },
};
</script>

<style lang="less" scoped>
// 全局样式 *选择所有标签
* {
  padding: 0;
  margin: 0;
}
html,
body,
#app {
  height: 100%;
}
.el-breadcrumb {
  margin-bottom: 30px;
}
// #app {
//   font-family: Avenir, Helvetica, Arial, sans-serif;
//   -webkit-font-smoothing: antialiased;
//   -moz-osx-font-smoothing: grayscale;
//   text-align: center;
//   color: #2c3e50;
// }

// nav {
//   padding: 30px;

//   a {
//     font-weight: bold;
//     color: #2c3e50;

//     &.router-link-exact-active {
//       color: #42b983;
//     }
//   }
// }
</style>
